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Improving the Visual Quality of Size-Invariant Visual Cryptography for Grayscale Images: An Analysis-by-Synthesis (AbS) Approach.
Bin Yan
Yong Xiang
Guang Hua
Published in:
IEEE Trans. Image Process. (2019)
Keyphrases
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visual quality
grayscale images
image quality
reconstructed image
bit rate
high frequency
human visual system
object recognition
training set
image analysis
color information